\renewcommand*\l@subsection{\@dottedtocline{2}{3.8em}{3.7em}}
\addtolength{\textheight}{2cm}
\addtolength{\textwidth}{4cm}
\addtolength{\hoffset}{-2cm}

\usepackage[bookmarks=true,
    %pagebackref,%
    colorlinks=true,%
    frenchlinks=false,% set links in small-caps font instead of color.
    linkcolor=blue,%
    urlcolor=blue,%
    citecolor=blue,% citation reference color
    filecolor=blue,%
    pdfpagemode=None,% don't show thumbs/bookmarks
    pdfstartview=FitH,% window fits Horizontal (width) page dimension
]{hyperref} %must be last package loaded!!